has role has parent hydride 4-pyranones primary alcohol enol 4H-pyran kojic acid 142.10940 5-Hydroxy-2-(hydroxymethyl)-4-pyrone 5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one 5-hydroxy-2-hydroxymethyl-4-pyrone A pyranone that is 4H-pyran substituted by a hydroxy group at position 5, a hydroxymethyl group at position 2 and an oxo group at position 4. It has been isolated from the fungus Aspergillus oryzae. BEJNERDRQOWKJM-UHFFFAOYSA-N Beilstein:120895 C6H6O4 CAS:501-30-4 CHEBI:34805 CHEBI:43568 CHEBI:43572 DrugBank:DB01759 Gmelin:3620 HMDB:HMDB32923 InChI=1S/C6H6O4/c7-2-4-1-5(8)6(9)3-10-4/h1,3,7,9H,2H2 KEGG:C14516 Kojic acid Kojisaeure MetaCyc:KOJIC-ACID OCc1cc(=O)c(O)co1 PDBeChem:KOJ PMID:11534762 PMID:1348188 PMID:15039076 PMID:16198580 PMID:18083129 PMID:19471877 PMID:20943172 PMID:23683589 PMID:24116376 PMID:7714722 PMID:8987542 Patent:AU2012268879 Patent:JP2013017408 Reaxys:120895 Wikipedia:Kojic_acid acido kojico chebi_ontology EC 1.14.18.1 (tyrosinase) inhibitor NF-kappaB inhibitor Aspergillus metabolite skin lightening agent EC 1.10.3.1 (catechol oxidase) inhibitor EC 1.10.3.2 (laccase) inhibitor EC 1.13.11.24 (quercetin 2,3-dioxygenase) inhibitor EC 1.4.3.3 (D-amino-acid oxidase) inhibitor